sigma23/sql_join_on_values_and_null.sql

Created October 22, 2018 21:26

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To do a join in sql and also keep null values

Raw

sql_join_on_values_and_null.sql

	select B., A.
	from B
	left outer join A ON
	(A.[id1] = B.[id1] or (coalesce(A.[id1],B.[id1]) is null))

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